Home / 953,990.82-1,316,479.91-524,270.43

Finding the Fourth Proportional to 953,990.82, 1,316,479.91 and 524,270.43

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Solution

The fourth proportional to 953,990.82, 1,316,479.91 and 524,270.43 is: 723,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,990.82 : 1,316,479.91 = 524,270.43 : x
  2. Step 2: Convert to fraction form
    953,990.82/1,316,479.91 = 524,270.43/x
  3. Step 3: Cross multiply
    953,990.82x = 1,316,479.91 × 524,270.43
  4. Step 4: Simplify right side
    953,990.82x = 690,191,485,880.71
  5. Step 5: Solve for x
    x = 690,191,485,880.71/953,990.82
  6. Step 6: Final answer
    x = 723,478.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.